Fyremind

Fyrmind is a free app that helps you grow your mental agility with digital flash cards.  
- Want to learn how to convert Fahrenheit to Celsius (and vice versa) fast, without a calculator?  
- Need to quickly figure out tips for a meal?  
- Want to know how old someone is based on when they were in college?  
- (coming soon) Want to learn what words like 'ostensibly' and 'quintessential' actually mean?

This is the app for you.  Learn for free at https://www.fyremind.com